Latest Facebook Messenger 391 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; S32 Build/P00610; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.85 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.2.0.20.404;] Android 9 S32
Mozilla/5.0 (Linux; Android 9; Griffe T9 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/105.0.5195.136 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.2.0.20.404;] Android 9 Griffe T9
Mozilla/5.0 (Linux; Android 9; CPH2015 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/104.0.5112.69 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.2.0.20.404;] Android 9 A31
Mozilla/5.0 (Linux; Android 8.1.0; itel W5001P Build/OPM2.171019.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/70.0.3538.110 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.2.0.20.404;] Android 8 A33
Mozilla/5.0 (Linux; Android 8.1.0; CPH1909 Build/O11019; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/108.0.5359.128 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.1.0.20.404;] Android 8 A5S
Mozilla/5.0 (Linux; Android 6.0; R1 HD Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/106.0.5249.126 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.1.0.20.404;] Android 6 R1 HD
Mozilla/5.0 (Linux; Android 6.0; PGN527 Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/52.0.2743.98 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.2.0.20.404;] Android 6 Plume P4 Plus
Mozilla/5.0 (Linux; Android 6.0.1; STV100-3 Build/MMB29M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/106.0.5249.126 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.1.0.20.404;] Android 6 BlackBerry Priv
Mozilla/5.0 (Linux; Android 5.1; vivo 1707 Build/LMY47I; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/50.0.2661.86 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.2.0.20.404;] Android 5 Y51 (2015)
Mozilla/5.0 (Linux; Android 5.1.1; A37fw Build/LMY47V; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/95.0.4638.74 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.2.0.20.404;] Android 5 A37fw
Mozilla/5.0 (Linux; Android 13; V2206 Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/108.0.5359.128 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.2.0.20.404;] Android 13 Y22s
Mozilla/5.0 (Linux; Android 13; SM-N986U Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/108.0.5359.128 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.2.0.20.404;] Android 13 Galaxy Note 20 Ultra 5G
Mozilla/5.0 (Linux; Android 13; SM-M336BU Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/104.0.5112.97 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.2.0.20.404;] Android 13 Galaxy M33 5G
Mozilla/5.0 (Linux; Android 13; CPH2341 Build/TP1A.220624.003; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/107.0.5304.91 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.2.0.20.404;] Android 13 F21 Pro
Mozilla/5.0 (Linux; Android 12; ZTE A2322G Build/SKQ1.220213.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/108.0.5359.128 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.2.0.20.404;] Android 12 Axon 30 5G
Mozilla/5.0 (Linux; Android 12; VNE-LX2 Build/HONORVNE-L42CM; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/108.0.5359.128 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.2.0.20.404;] Android 12 X6
Mozilla/5.0 (Linux; Android 12; vivo 1938 Build/SP1A.210812.003; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.114 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.1.0.20.404;] Android 12 Y30
Mozilla/5.0 (Linux; Android 12; vivo 1915 Build/SP1A.210812.003; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/104.0.5112.97 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.2.0.20.404;] Android 12 Y19
Mozilla/5.0 (Linux; Android 12; V2203 Build/SP1A.210812.003; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.114 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.2.0.20.404;] Android 12 Y02s
Mozilla/5.0 (Linux; Android 12; V2037 Build/SP1A.210812.003; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/103.0.5060.129 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/391.2.0.20.404;] Android 12 Y20G